Providing Crosswave Rain Water Harvesting at Community Center Sector 6 Dharuhera and Old MC Office Building cum Fire Office in Municipal Committee Dharuhera

Amount

-Supplying & laying of stone aggregate in foundation size 20mm nominal gauge including watering and ramming.

-Providing and fixing of CGWB/GRIHA approved Pure Rain Filters with extensions as required desilting suspended solid catcher made out of FRP and strainers including bucket of SS 304 grade with long fiber foam size around 600mm dia, green color, filtration capacity 40 kiloliters per hour with porosity of 600 microns complete in accordance to the desgin , drawing and specification complete as per entire satisfaction of Engineer-in-Charge. Size 300 mm Dia, (315 mm O/D)

-Supplying, assembling, lowering and fixing in vertical position in bore well unplasticized PVC medium well. plain casing pipes with ribs, conforming to IS 12818, including hire & labour charges, fittings & accessories etc. all complete for all depths as per direction of engineer-in-charge. 150mm noninal size dia.

-Supply & Packing of Gravel of Size as per ISI 4097/ 1988 specification

-Providing & Fixing of Co-polymer based rainwater harvesting structure including supply of cross wave of size 494 mm x 494 mm x220mm with minimum void ratio of 94.7% having a weight of 1.8 and spacers having size of 988 mm x 240 mm x 25 mm having a weight of 0.8 kg of approved make and arranging the same in as directed by the engineer -in-charge and in complete accordance to the design, drawings. The rates are inclusive of all necessary transportation, loading, unloading excise, vat control etc

-Development of tube well in accordance with IS: 2800(part-I) and IS: 11189, to estabilsh maximum rate of usable water yield without sand content (beyond permissible limits), with required capacity air compressor, running the compressor for required time till well is fully developed, measuring yield of well by "V" notch method or any other approved method, measuring static level & draw down etc.by step draw down method, collecting water samples & getting tested in approved laboratory, i/c disinfection of tubewell, all complete, including hire & labour charges of air compressor tools & accessories etc. All as per requirments and direction of Engineer-in-charge.

-Supplying and fixing of 300 mm supreme UPVC Pipe 315mm O/D conforming toI.S 4985-81 Dated-12/12/2013,I.S marked having 6 KG per centimeter square Pressure i.e. excavation, refilling for providing proper loop from catch pit to filter /filter to cross wave as per entire satisfaction of Engineer in charge.

-Supply and collection of Washed river sand

-Providing and fixing of non woven Geotextile having thinkness of 400 gsm, having minimun tear Strength of 250 ASTM D4533, width wise at least215 ASTM D4533 having puncture strength of 1550 plus as per ASTM D6241 Having elongation at Break % of 57 plus as per ASTM D 4595 in Two layers, made out of long fibers to hold the modules and protect liner including cutting ,sizing ,heat welding, and needle punched for high porosity and proper percolation. Complete as per entire satisfaction of engineer-in-charge Formula : 2X (2(LxB)+2(BxH)+2(HxL)) +15% Wastage Layers

-New HSR No 21.90- CONSTRUCTION OF RECTANGULAR STANDARD BRICK MASONRY MANHOLE CHAMBERS to standard drawings on S.W. pipe sewers or other circular pipe sewers upto the required depth in 1.5 CEMENT SAND MORTAR, lime concrete in bed and sides of pipe sewer and cement concrete 1:2:4 IN BENCHING, 12 MM THICK WATER TIGHT 1:2 CEMENT SAND PLASTER WITH A FLOATING COAT OF NEAT CEMENT AND FINISHED WITH 2 COATS of sodium silicate on interior surface where required, REINFORCED CEMENT CONCRETE SLAB 180 MM THICK FIXING 560 MM internal diameter C.I.MANHOLE COVER AND FRAME WEIGHT not less than 2.5 quintal PAINTED WITH 3 COATS OF BLACK BITUMEN PAINT, FIXING galvanised malleable IRON STEPS embedded in 1:2 cement sand mortar COMPLETE. The rate covers the cost of M.S. steel for R.C.C. slab labour for fixing and carriage of C.I. manhole frame and cover and malleable iron steps from the stores of the Engineer-in0charge of the works to the site of works. The rate also include the cost of accurately planned and fitted centring, supports for all works as well as for all curves and special work, cleaning out their beds etc. Sodium silicate shall be supplied free of cost at the stores of the Engineer-in-charge. New HSR No 21.90.2 On 150 mm internal diameter pipe sewer. New HSR No 21.90.2.3 for 1.80 meters depth below ground level.

-New HSR No 33.6- Boring/Drilling bore well of required dia for casing /strainer pipe by sutable method as prescribed in IS 2800(Part I), Including collecting samples from different strata, preparing and submitting strata chart/bore log, Including hire & running charges of all equipments, tools, plants & machineries required for the job, all complete as per direction of engineer-in- charge, upto 90 metre depth below ground level New HSR No 33.6.1 All type of soil New HSR No 33.6.1.1 300 mm dia.

-New HSR No. 4.12.1 :- Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead up to 50 m and lift up to 1.5 m, as directed by Engineer-in-charge. All kinds of soil

Ashwath Infratech Pvt. Ltd.

BANTAIR INDIA PVT LTD